Senior Data Scientist, Safety & Security
Core
Senior Data Scientist guiding Wikipedia's anti-abuse and security strategy by developing data strategies, identifying metrics, and collaborating on AI/ML interventions to detect bots and abusive activity.
Role type
Senior IC data scientist (safety & security)
Builds
Product features and interventions for online safety and security
Domain
Non-profit / Online safety & security / Machine Learning
Deliverable
production ML models | product features | dashboards & analysis
Required skills
Experimental design, statistics, machine learning methods, R, Python, SQL, large-scale data processing, AI coding assistants, Bayesian & Frequentist approaches
Preferred skills
Trust & safety experience, information security, privacy, open source contributions, Superset, Growthbook
Technologies
Apache Iceberg, Hive, Druid, Presto, Spark, DBT, Airflow, Superset, Growthbook
Responsibilities
Partner with product teams to inform strategy and product direction; deliver quantitative data and insights to guide decisions; build measurement strategies and evaluate experiments; develop queries and code for large-scale data repositories; build automated dashboards for tracking success metrics; instrument features and support A/B testing.
Seniority
Senior, hands-on IC
